Year % of GNI 1970 2.3739885 1971 2.3739885 1972 2.3739885 1973 2.3739885 1974 2.3739885 1975 2.3739885 1976 2.3739885 1977 2.3739885 1978 2.3739885 1979 2.3739885 1980 2.3739885 1981 2.3739885 1982 2.3739885 1983 2.3739885 1984 2.3739885 1985 2.3739885 1986 2.3739885 1987 2.3739885 1988 2.3739885 1989 2.3739885 1990 2.3739885 1991 2.3739885 1992 2.3739885 1993 2.3739885 1994 2.3739885 1995 2.3739885 1996 2.3739885 1997 2.3739885 1998 3.2403931 1999 3.82519654999989 2000 4.41 2001 3.87 2002 3.93333333333334 2003 3.99666666666667 2004 4.06 2005 4.3 2006 3.93000000000008 2007 3.56000000000005 2008 3.19 2009 4.02 2010 3.05 2011 3.37 2012 3.97957302228562 2013 4.58914604457146 2014 5.19871906685729 2015 5.808292089143 2016 5.808292089143 2017 5.808292089143 2018 5.808292089143 2019 5.808292089143 2020 5.808292089143 2021 5.808292089143